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(11)

EP 2 609 539 A1

(12)

(43) Date of publication: 03.07.2013 Bulletin 2013/27 (21) Application number: 10856519.3 (22) Date of filing: 27.08.2010

(51) International Patent Classification (IPC):  G06F 21/20(0000.00) G06F 9/30(2006.01) G06F 13/14(2006.01) G06F 9/44(2006.01) (86) International application number: PCT/US2010/046886 (87) International publication number: WO 2012/026939 (01.03.2012 Gazette 2012/09)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (71) Applicant: Hewlett-Packard Development Company, L.P. Houston, TX 77070 (US)	(72) Inventors: BRAMLEY, Richard Milpitas California 95035 (US) MANGALAMPALLI, Jayant Milpitas California 95035 (US) (74) Representative: Exell, Jonathan Mark  Williams Powell 11 Staple Inn London WC1V 7QH London WC1V 7QH (GB)